On December 31, 2012, Berkshire Hathaway (BRK.B) had a market capitalization of $222.1B, based on 2.48B shares at a price of $89.70.
| DATE | CLOSE | VOLUME | OUTSTANDING | MARKET CAP |
|---|---|---|---|---|
December 31 2012 | $89.70 | 7,011,800 | 2,475,792,000 | $222,078,542,400.00 |
December 28 2012 | $88.55 | 4,482,200 | 2,475,792,000 | $219,231,381,600.00 |
December 27 2012 | $89.22 | 4,478,500 | 2,475,792,000 | $220,890,162,240.00 |
December 26 2012 | $89.26 | 3,409,200 | 2,475,792,000 | $220,989,193,920.00 |
December 24 2012 | $89.83 | 2,565,200 | 2,475,792,000 | $222,400,395,360.00 |
December 21 2012 | $89.83 | 10,074,600 | 2,475,792,000 | $222,400,395,360.00 |
December 20 2012 | $90.69 | 5,745,500 | 2,475,792,000 | $224,529,576,480.00 |
December 19 2012 | $90.10 | 5,137,700 | 2,475,792,000 | $223,068,859,200.00 |
December 18 2012 | $90.37 | 6,580,800 | 2,475,792,000 | $223,737,323,040.00 |
December 17 2012 | $89.98 | 5,503,400 | 2,475,792,000 | $222,771,764,160.00 |
December 14 2012 | $89.15 | 4,726,300 | 2,475,792,000 | $220,716,856,800.00 |
December 13 2012 | $89.44 | 5,568,500 | 2,475,792,000 | $221,434,836,480.00 |
December 12 2012 | $89.32 | 11,077,000 | 2,475,792,000 | $221,137,741,440.00 |
December 11 2012 | $87.27 | 4,166,700 | 2,475,792,000 | $216,062,367,840.00 |
December 10 2012 | $87.10 | 3,354,900 | 2,475,792,000 | $215,641,483,200.00 |
December 07 2012 | $87.33 | 3,892,100 | 2,475,792,000 | $216,210,915,360.00 |
December 06 2012 | $87.49 | 3,616,000 | 2,475,792,000 | $216,607,042,080.00 |
December 05 2012 | $87.62 | 4,557,500 | 2,475,792,000 | $216,928,895,040.00 |
December 04 2012 | $87.27 | 3,531,000 | 2,475,792,000 | $216,062,367,840.00 |
December 03 2012 | $87.75 | 4,414,200 | 2,475,792,000 | $217,250,748,000.00 |
November 30 2012 | $88.08 | 4,375,500 | 2,475,792,000 | $218,067,759,360.00 |
November 29 2012 | $87.97 | 3,738,600 | 2,475,792,000 | $217,795,422,240.00 |
November 28 2012 | $88.27 | 5,053,000 | 2,475,792,000 | $218,538,159,840.00 |
November 27 2012 | $88.08 | 5,076,800 | 2,475,792,000 | $218,067,759,360.00 |
November 26 2012 | $88.29 | 3,069,900 | 2,475,792,000 | $218,587,675,680.00 |
